Nikon MB-D15 Battery Grip Category_Reflectors A 3-group floating system results

A 3-group floating system results in excellent delineation at all focusing distances

A large bright 50mm front lens element compliments a sophisticated optical design of 10 individual lens elements in 9 groups

It is provided with a full set of EF lens contacts

Furthermore

The AF-S 50mm f/1

Nikon MB-D15 Battery Grip Category_Reflectors A 3-group floating system resultsThe MB D15 is equipped with a shutter release button, AE AF lock button, multi selector, and main and sub command dials for improved operation when taking photographs with the camera vertically oriented. The MB D15 Multi Power Battery Pack can be powered either by six AA batteries (Alkaline or Ni MH or Lithium), or EN EL 15 rechargeable Li ion batteries. To use the MB D15 with AA batteries, use the MS D14 AA Battery Holder. When using EN EL15